ubuntu 16.04 手动配置网络

/etc/NetworkManager/system-connections

[connection]
id=eth0
uuid=bc913dd3-57c7-35c8-accd-c82ef6ceb831
type=ethernet
autoconnect-priority=-999
interface-name=enx00e04c3603b2
permissions=
secondaries=
timestamp=1530864056

[ethernet]
cloned-mac-address=B8:27:EB:CF:A5:34
duplex=full
mac-address=00:E0:4C:36:03:B2
mac-address-blacklist=

[ipv4]
address1=192.168.46.198/24,192.168.46.254
dns=192.168.9.35;192.168.9.72;8.8.8.8;
dns-search=
method=manual

[ipv6]
addr-gen-mode=stable-privacy
dns-search=
ip6-privacy=0
method=auto

链接wifi. 一般为自动, 也可以手动固定IP

[connection]
id=ray
type=wifi
permissions=user:robot:;
secondaries=


[wifi]
mac-address=A0:C5:89:3B:CE:2D
mac-address-blacklist=
mac-address-randomization=0
mode=infrastructure
seen-bssids=
ssid=ray


[wifi-security]
group=
key-mgmt=wpa-psk
pairwise=
proto=
psk=1234567890


[ipv4]
address1=192.168.43.198/24,192.168.43.1
dns=8.8.8.8;8.8.4.4;
dns-search=
method=manual


[ipv6]
addr-gen-mode=stable-privacy
dns-search=
method=auto